BE696774A - - Google Patents

Info

Publication number
BE696774A
BE696774A BE696774DA BE696774A BE 696774 A BE696774 A BE 696774A BE 696774D A BE696774D A BE 696774DA BE 696774 A BE696774 A BE 696774A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE696774A publication Critical patent/BE696774A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C25D3/08—Deposition of black chromium, e.g. hexavalent chromium, CrVI

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Treating Waste Gases (AREA)
BE696774D 1966-04-08 1967-04-07 BE696774A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US541075A US3419481A (en) 1966-04-08 1966-04-08 Electrolyte and process for electroplating black chromium and article thereby produced
US59536466A 1966-11-18 1966-11-18

Publications (1)

Publication Number Publication Date
BE696774A true BE696774A (enrdf_load_stackoverflow) 1967-10-09

Family

ID=27066598

Family Applications (1)

Application Number Title Priority Date Filing Date
BE696774D BE696774A (enrdf_load_stackoverflow) 1966-04-08 1967-04-07

Country Status (13)

Country Link
US (2) US3419481A (enrdf_load_stackoverflow)
AT (1) AT272787B (enrdf_load_stackoverflow)
BE (1) BE696774A (enrdf_load_stackoverflow)
CH (1) CH473903A (enrdf_load_stackoverflow)
DE (1) DE1621060C3 (enrdf_load_stackoverflow)
DK (1) DK134572B (enrdf_load_stackoverflow)
ES (1) ES338946A1 (enrdf_load_stackoverflow)
FR (1) FR1522610A (enrdf_load_stackoverflow)
GB (1) GB1175461A (enrdf_load_stackoverflow)
IL (1) IL27753A (enrdf_load_stackoverflow)
NL (2) NL6704974A (enrdf_load_stackoverflow)
NO (1) NO121926B (enrdf_load_stackoverflow)
SE (1) SE337151B (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6800734A (enrdf_load_stackoverflow) * 1967-01-18 1968-07-19
US3816142A (en) * 1972-05-08 1974-06-11 K Lindemann Electroless chromium plating process and composition
US3909404A (en) * 1973-02-26 1975-09-30 Oxy Metal Industries Corp Composition and process for electrodepositing a black chromium deposit
FR2529581A1 (fr) * 1982-06-30 1984-01-06 Armines Bain d'electrolyse a base de chrome trivalent
HU198970B (en) * 1986-02-19 1989-12-28 Visoram Szemuevegkeretgyar Electrolysis bath for making bright, black chromium plating
IN167895B (enrdf_load_stackoverflow) * 1988-01-05 1991-01-05 Council Scient Ind Res
EP3162919A1 (de) * 2015-10-29 2017-05-03 GmbH Franz Verfahren zur effizienten schwarzverchromung i
CN106399990B (zh) * 2016-08-16 2019-09-20 深圳市诚达科技股份有限公司 一种基于不锈钢表面的抗结焦纳米材料及其制备方法
CN109183083B (zh) * 2018-11-27 2020-05-12 东北大学 一种基于热力学耦合问题提高镀铬板表面能的方法
CN111206269B (zh) * 2019-12-19 2021-03-30 陕西斯瑞新材料股份有限公司 一种具有高热辐射系数的电镀黑铬的制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA624887A (en) * 1961-08-01 Allied Chemical Corporation Electrodeposition of black chromium coatings
US1953484A (en) * 1928-12-11 1934-04-03 Westinghouse Lamp Co Method of chromium plating
FR754360A (enrdf_load_stackoverflow) * 1929-10-16 1933-11-03
US2088615A (en) * 1932-06-29 1937-08-03 Schlotter Max Electrodeposition of chromium
DE881596C (de) * 1943-05-28 1953-07-02 Metallgesellschaft Ag Verfahren zur Verbesserung der Gleiteigenschaften metallischer Oberflaechen
US2354746A (en) * 1943-07-12 1944-08-01 Duzmal Stan Edward Attachment device
US2623847A (en) * 1947-09-10 1952-12-30 Lloyd O Gilbert Black chromium plating
US2507956A (en) * 1947-11-01 1950-05-16 Lithographic Technical Foundat Process of coating aluminum
US2777785A (en) * 1953-07-30 1957-01-15 Heintz Mfg Co Composition for and method of treating metals as well as the treated product
US2946728A (en) * 1955-06-23 1960-07-26 Cleveland Pneumatic Ind Inc Adherent electroplating on titanium
US2841541A (en) * 1955-10-28 1958-07-01 Diamond Alkali Co Chemical composition for chromium plating
US2841540A (en) * 1955-10-28 1958-07-01 Diamond Alkali Co Chemical composition for chromium plating
SU135319A1 (ru) * 1960-05-21 1961-01-05 И.И. Левитан Комбинированное черное хромирование
JPS3922105B1 (enrdf_load_stackoverflow) * 1962-12-20 1964-10-07

Also Published As

Publication number Publication date
CH473903A (fr) 1969-06-15
SE337151B (enrdf_load_stackoverflow) 1971-07-26
DK134572C (enrdf_load_stackoverflow) 1977-05-02
DK134572B (da) 1976-11-29
NL7403683A (en) 1974-06-25
DE1621060A1 (de) 1971-05-27
AT272787B (de) 1969-07-25
GB1175461A (en) 1969-12-23
NL157950B (nl) 1978-09-15
ES338946A1 (es) 1968-09-01
DE1621060C3 (de) 1978-01-19
IL27753A (en) 1970-10-30
DE1621060B2 (de) 1976-04-15
FR1522610A (fr) 1968-04-26
US3419481A (en) 1968-12-31
US3511759A (en) 1970-05-12
NO121926B (enrdf_load_stackoverflow) 1971-04-26
NL6704974A (enrdf_load_stackoverflow) 1967-10-09

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CORP.

Effective date: 19850407